DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
PHILIPPINE PORTS AUTHORITY - HEAD OFFICE Award a ₱221.4M contract to MRBII CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
e497d33c876a467f9b8e06bf52b10e88d26f16e1848aba74587255941f03bb3d
Status:
Included and unchanged
Block:
#5,966 47 blocks after it
Position in block:
Transaction 162 of 177
Award day:
Sep 18, 2025 (1 yr 1 mo ago)
Value:
₱221,419,715.80
Project:
Buenavista Port Expansion Project
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,966 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)PHILIPPINE PORTS AUTHORITY - HEAD OFFICE awarded it to MRBII CONSTRUCTION CORPORATION on 2025-09-18.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored e497d33c87…03bb3dnow …
- 2. Block Merkle root changedstored 54e7f62581…16ce00now …
- 3. Block #5966 hash changedstored d649fa28e7…c1fde3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 176 records. Each step hashes the current value together with the sibling shown.
- leaf e497d33c876a467f9b8e06bf52b10e88d26f16e1848aba74587255941f03bb3d
- 01 R e55500be1296e4454b9b10f70bf64007b3b3cdb5c060067331df973c9d1da904
- 02 L f2dd0a3e33ce51cfb8d5fd27489c45771d33567f31d251c3008bd9a89581861b
- 03 R 54e354b7482bdd59c3367a479ef00cb277385920ba0bd4318a4801908713ee69
- 04 R 69f1ac62de6c95acc5cb7a110c068c49eb28d83a06767411732c9291b2786dc7
- 05 R 9ee933fc37fb49602ec69e0a314a2cb8d4f82ab55445e373ce59983e0be98af1
- 06 L 587769cc635b2701ee0794ed94e321dfb33252fd59561601bfc5856a8e880399
- 07 R 328aabe43a3171973b609afa48502738d9e5d0ac662a033171c4a7e1af227702
- 08 L c1b9a60ded0491420b3528b734bce5fa9573d998565c9ad3145a906ce09a805b
- root 54e7f62581dc5f5151f4cfc62e831ca367350db11a4301d853f7beac3116ce00